diff --git a/packages/@jsii/python-runtime/requirements.txt b/packages/@jsii/python-runtime/requirements.txt
index 383a030b0e..cf40751773 100644
--- a/packages/@jsii/python-runtime/requirements.txt
+++ b/packages/@jsii/python-runtime/requirements.txt
@@ -1,5 +1,5 @@
 black~=23.3
-mypy==1.4.1
+mypy==1.5.1
 pip~=23.2
 pytest~=7.4
 pytest-mypy~=0.10